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Add It Up
Subtract It Down
Estimating
Key Words
Review
100
3,674 + 4,369=
What is 8,043
100
8,715 - 5, 923=
What is 2,792
100

3,166 + 2,941

6,000

100
Sum
What is add
100
Round 25,196 to the nearest thousand
What is 25,000
200
6,000 + 3,173=
What is 9,173
200
6000-2,173=
What is 3,827
200

2,293 -1,236

1,000

200
Total
What is add
200
Write in base-ten numeral: 50,000 + 80 + 3
What is 50,083
300
5,215 + 3,107=
What is 8,322
300
9,534 - 4,085=
What is 5,449
300

11,500 + 9,465 

21,000

300
Difference
What is subtraction
300

40 x 10

400

400
43,674 + 3,372=
What is 47,046
400
18,143 - 5,923=
What is 12,220
400

 14,854 -8,240 

7,000

400

More than

What is addition

400
Use <,>,= 237,325 _____ 237,352
What is <
500
2,869 + 25,946=
What is 28,815
500
The difference in 8,125 and 15,219
What is 7,094
500

25,619 - 14,599

10,000

500

Less than

What is subtraction

500
Write in base-ten numeral: eight hundred nine thousand, sixty-two
What is 809,062